K2Hg3Ge2S8 mS30 5

• Ge-Hg-K-S
• Hg-K-S-Sn
• Ge-Hg-K-Rb-S
• optical properties
• phonons
• vibrational spectra
• electronic and electrical properties
• electronic energy gap
• semiconductor
• chalcogen
• conductor
• alkali
• transitional
• monoclinic